最早在妊娠多少周时能够测量双顶径() ["14周","12周","8周","6周","10周"]
25岁,初产妇,双胎妊娠,第1胎儿为单臀先露,娩出的新生儿2600g,Apgar评为8分。阴道检查知第2胎儿为肩先露,破膜后上肢脱出,胎心率144次/分、有力、规律。紧急处理应是() ["给予子宫收缩药","行外转胎位术","行内转胎位术","行剖宫产术","以上都不是"]
男性,26岁。因手背皮肤碾挫伤,肌腱暴露,行髂腹股沟皮瓣覆盖创面,术后24小时发现皮瓣肿胀,轻度发紫,远端伤口渗血较多,颜色稍发暗。正确的处理是() ["将皮瓣缝回原位,重新选择其他皮瓣修复","继续观察,暂时不处理","拆除一些张力较大的缝线","放置引流条","放松包扎"]
以下属于单轴关节的是() ["肩关节","腕关节","拇腕掌关节","指间关节","髋关节"]
在轻度铅中毒的基础上具有下列一项表现者,可诊断为中度中毒() ["铅麻痹","铅脑病","血铅升高","尿ALA增高","腹绞痛"]
剩余碱(BE)